Babies love the SkinSoftTM Teat because it feels so soft and familiar, just like a mother's skin which makes switching between breastfeeding and bottle especially easy. Proven effect: 94%* of babies accept the MAM Teat. The symmetric shape fits perfectly in babies mouth and because MAM offer a number of different flow rates to perfectly suit whichever stage your baby is at. Teat 0 is perfect of newborns, smaller and premature babies and particularly suitable for breast milk. This is the slowest and smallest teat in the MAM range. Teats must be replaced every 1-2 months for safety and hygiene reasons.(*Market research 2009–2017, tested with 1,508 babies)